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author | Karol Wrona <k.wrona@samsung.com> | 2015-01-28 15:05:51 +0100 |
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committer | Jonathan Cameron <jic23@kernel.org> | 2015-01-29 18:49:08 +0000 |
commit | f04df4ebee932376a630e0a3be1703a2f678c60d (patch) | |
tree | e5a16e576cc5a2da9e8132d58b1d1e6ff2fc573d /Documentation/devicetree/bindings/iio | |
parent | 50dd64d57eee8aed1a86e875ce77d078e44fad00 (diff) | |
download | op-kernel-dev-f04df4ebee932376a630e0a3be1703a2f678c60d.zip op-kernel-dev-f04df4ebee932376a630e0a3be1703a2f678c60d.tar.gz |
iio: sensorhub: Add sensorhub bindings
Add sensorhub bindings for sensorhub on Galaxy Gear 2.
Signed-off-by: Karol Wrona <k.wrona@samsung.com>
Acked-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
Diffstat (limited to 'Documentation/devicetree/bindings/iio')
-rw-r--r-- | Documentation/devicetree/bindings/iio/sensorhub.txt | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iio/sensorhub.txt b/Documentation/devicetree/bindings/iio/sensorhub.txt new file mode 100644 index 0000000..8d57571 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/sensorhub.txt @@ -0,0 +1,25 @@ +Samsung Sensorhub driver + +Sensorhub is a MCU which manages several sensors and also plays the role +of a virtual sensor device. + +Required properties: +- compatible: "samsung,sensorhub-rinato" or "samsung,sensorhub-thermostat" +- spi-max-frequency: max SPI clock frequency +- interrupt-parent: interrupt parent +- interrupts: communication interrupt +- ap-mcu-gpios: [out] ap to sensorhub line - used during communication +- mcu-ap-gpios: [in] sensorhub to ap - used during communication +- mcu-reset-gpios: [out] sensorhub reset + +Example: + + shub_spi: shub { + compatible = "samsung,sensorhub-rinato"; + spi-max-frequency = <5000000>; + interrupt-parent = <&gpx0>; + interrupts = <2 0>; + ap-mcu-gpios = <&gpx0 0 0>; + mcu-ap-gpios = <&gpx0 4 0>; + mcu-reset-gpios = <&gpx0 5 0>; + }; |